Writing instrument



FIG. 1 is a side elevational view of a writing instrument showing my new design;

FIG. 2 is a front elevational view of the writing instrument of FIG. 1;

FIG. 3 is an opposite side elevational view of the writing instrument of FIG. 1;

FIG. 4 is a rear elevational view of the writing instrument of FIG. 1;

FIG. 5 is a bottom plan view of the writing instrument of FIG. 1;

FIG. 6 is a top plan view of the writing instrument of FIG. 1; and,

FIG. 7 is a view from the bottom front, in perspective, of the writing instrument of FIG. 2. 

The ornamental design for a writing instrument, as shown and described. 